Published in
Royal Society of Chemistry, CrystEngComm, 2(20), p. 237-244
DOI: 10.1039/c7ce01945a
Links
Tools
Polymorphism in secondary squaramides: on the importance of π-interactions involving the four membered ring
Journal article published in 2018 by
Rafel Prohens 
,
Anna Portell,
Oriol Vallcorba ,
Mercè Font-Bardia,
Antonio Bauzá ,
Antonio Frontera
,
Anna Portell,
Oriol Vallcorba ,
Mercè Font-Bardia,
Antonio Bauzá ,
Antonio Frontera
This paper was not found in any repository, but could be made available legally by the author.
Full text: Unavailable
Published version:
archiving forbidden
Data provided by 
Abstract
We report the crystal structures of four new squaric acid derivatives, i.e. three polymorphs of 3,4-bis((2-(dimethylamino)ethyl)amino)cyclobut-3-ene-1,2-dione (1a–c) and a cocrystal with resorcinol. A DFT study has been also carried out to investigate the supramolecular assemblies.